Heavy Duty Garage Door Extension Springs Kit With Three Inch Pulleys And Cables For Seven Foot Doors Double Loop Design 110 Pound Tension All In One Hardware Bundle For Smooth Operation
✔️ 1x 110 lb spring, 4x 3in pulleys, 2x cables for 7ft doors
Designed for 7-foot garage doors, this heavy-duty extension kit delivers reliable tension and smooth operation, replacing worn hardware and reducing noise in daily use. It's a complete hardware bundle that integrates with your existing track system for easy installation and lasting performance.
✅ 1x Extension Spring rated at 110 lb tension (3.8mm) for sturdy lift
✅ 4x 3-inch heavy-duty rollers for quiet, smooth glide along the track
✅ 2x Extension cables tailored for 7-foot doors to enhance stability
✅ Durable steel construction with black finish for long-lasting use
✅ All-in-one hardware bundle for quick, clean install on existing setups
💡 What is a garage door extension hardware kit used for and how does operation handy?
A handy upgrade that helps balance the door, improve tension, and reduce noise during daily use.
- Improves spring tension for reliable lifting- Adds stable guidance with included pulleys and cables
- Simplifies install with a complete, ready-to-fit bundle
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